Tramadol is synthetic opioid so it is a narcotic per say(fentanyl, sufenta, alfentanil etc are all synthetic opioids), but is highly receptor specific so there is very little problem with respiratory depression, dependence etc.
The Smithsonian Institution (/smÉªÎ¸ËsoÊniÉn/ smith-SOE-nee-Én), established in 1846 for the increase and diffusion of knowledge, is a group of museums and research centers administered by the Government of the United States.
Visiting the Smithsonian. Welcome to the Smithsonian. When you visit the Smithsonian, youâre entering the worldâs largest museum, education, and research complex, with approximately 154 million artifacts and specimens in its trust for the American people.